Home / 33,221,860.80-49,779,136.80-18,802,046.40

Finding the Fourth Proportional to 33,221,860.80, 49,779,136.80 and 18,802,046.40

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Solution

The fourth proportional to 33,221,860.80, 49,779,136.80 and 18,802,046.40 is: 28,172,703.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221,860.80 : 49,779,136.80 = 18,802,046.40 : x
  2. Step 2: Convert to fraction form
    33,221,860.80/49,779,136.80 = 18,802,046.40/x
  3. Step 3: Cross multiply
    33,221,860.80x = 49,779,136.80 × 18,802,046.40
  4. Step 4: Simplify right side
    33,221,860.80x = 935,949,639,865,547.38
  5. Step 5: Solve for x
    x = 935,949,639,865,547.38/33,221,860.80
  6. Step 6: Final answer
    x = 28,172,703.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.